package com.ryg.chapter_2;

import android.app.Application;
import android.content.pm.PackageManager;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;

/**
 * Created by Jant on 2017/7/11.
 */

public class App extends Application {




    @Override
    public void onCreate() {
        super.onCreate();



    }


}
